242221408368670 has 32 divisors (see below), whose sum is σ = 436844027557728. Its totient is φ = 96700753784448.

The previous prime is 242221408368637. The next prime is 242221408368679. The reversal of 242221408368670 is 76863804122242.

It is a super-2 number, since 2×242221408368670² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242221408368679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20113912 + ... + 29816308.

It is an arithmetic number, because the mean of its divisors is an integer number (13651375861179).

Almost surely, 2^{242221408368670} is an apocalyptic number.

242221408368670 is a deficient number, since it is larger than the sum of its proper divisors (194622619189058).

242221408368670 is a wasteful number, since it uses less digits than its factorization.

242221408368670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9707244.

The product of its (nonzero) digits is 12386304, while the sum is 55.

The spelling of 242221408368670 in words is "two hundred forty-two trillion, two hundred twenty-one billion, four hundred eight million, three hundred sixty-eight thousand, six hundred seventy".